41.   But some medical standards and state regulations say doctors should perform angioplasties only at hospitals that have a cardiac surgery unit in case something goes wrong.

42.   Every day, nurse Julie Meylor struggles to balance the care of her ailing patients with the staff levels in her cardiac surgery unit.

43.   FDA approval for da Vinci on cardiac surgery could come this year, Katz said.

44.   Liverpool manager Gerard Houllier, a former coach of the French soccer team, underwent cardiac surgery Saturday after suffering chest pains during a match.

45.   Officials said Soedarman, the coordinating minister for political affairs and security, underwent cardiac surgery in a Jakarta hospital recently.

46.   Separately, the Indianapolis-based company also announced the launch of several new products for minimally invasive cardiac surgery.

47.   The club announced Saturday that tests carried out there and at Broadgreen revealed that Houllier had not had a heart attack, but that he was undergoing cardiac surgery.

48.   In addition, surgeons have already gained a decade of experience in using pig tissue, using heart valves in human cardiac surgery.

49.   A team of eight German doctors examined Suharto at the clinic, reputed to be among the best in the world for cardiac surgery.

50.   Brother Luc was himself ill, another captive suffers from asthma attacks and an third wears a pacemaker following cardiac surgery.